1. The brain sustains the elementary activities of animal survival such as respiration, adequate rest and a beating heart. 大脑维持着动物生存的基本活动，如呼吸、充足的休息和心跳。
2. Understanding this cycle is important, not only because it sustains life on Earth, but also because it is bound up with the rate of global warming. 理解这种循环很重要，不仅因为碳循环维持地球上的生命，而且因为它对于全球变暖的速度有密切关系。
3. Some scholars conclude that a government with finite resources should simply stop paying for medical care that sustains life beyond a certain age—say 83 or so. 一些学者得出结论，资源有限的政府应该停止为超过一定年龄的人（比如83岁左右）支付医疗费用。
4. Fairness sustains faith in the system. 公平能够保持人们对这个体系的信任。
5. The Lord sustains the humble but casts the wicked to the ground. 耶和华扶持谦卑人，将恶人倾覆于地。
